I created a macro that adds data labels to the two series in my pivot chart.
Sub Data_Labels_On_Pivot2() \' \' Data_Labels_On_Pivot2 Macro \' \' ActiveS
FullSeriesCollection was added in Excel 2013. It isn't a valid property in earlier versions.
FullSeriesCollection
Replace FullSeriesCollection with SeriesCollection, which is valid in Excel 2010.
SeriesCollection
Credits to Siddharth Rout who posted this answer as a comment.